*/
#define SND_SOC_TPLG_STREAM_CONFIG_MAX 8
+/*
+ * Maximum number of physical link's hardware configs
+ */
+#define SND_SOC_TPLG_HW_CONFIG_MAX 8
+
/* individual kcontrol info types - can be mixed with other types */
#define SND_SOC_TPLG_CTL_VOLSW 1
#define SND_SOC_TPLG_CTL_VOLSW_SX 2
#define SND_SOC_TPLG_NUM_TEXTS 16
/* ABI version */
-#define SND_SOC_TPLG_ABI_VERSION 0x5
+#define SND_SOC_TPLG_ABI_VERSION 0x5 /* current version */
+#define SND_SOC_TPLG_ABI_VERSION_MIN 0x4 /* oldest version supported */
/* Max size of TLV data */
#define SND_SOC_TPLG_TLV_SIZE 32
#define SND_SOC_TPLG_TYPE_CODEC_LINK 9
#define SND_SOC_TPLG_TYPE_BACKEND_LINK 10
#define SND_SOC_TPLG_TYPE_PDATA 11
-#define SND_SOC_TPLG_TYPE_BE_DAI 12
-#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_BE_DAI
+#define SND_SOC_TPLG_TYPE_DAI 12
+#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_DAI
/* vendor block IDs - please add new vendor types to end */
#define SND_SOC_TPLG_TYPE_VENDOR_FW 1000
#define SND_SOC_TPLG_TUPLE_TYPE_WORD 4
#define SND_SOC_TPLG_TUPLE_TYPE_SHORT 5
-/* BE DAI flags */
+/* DAI flags */
#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES (1 << 0)
#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS (1 << 1)
#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2)
+/* DAI physical PCM data formats.
+ * Add new formats to the end of the list.
+ */
+#define SND_SOC_DAI_FORMAT_I2S 1 /* I2S mode */
+#define SND_SOC_DAI_FORMAT_RIGHT_J 2 /* Right Justified mode */
+#define SND_SOC_DAI_FORMAT_LEFT_J 3 /* Left Justified mode */
+#define SND_SOC_DAI_FORMAT_DSP_A 4 /* L data MSB after FRM LRC */
+#define SND_SOC_DAI_FORMAT_DSP_B 5 /* L data MSB during FRM LRC */
+#define SND_SOC_DAI_FORMAT_AC97 6 /* AC97 */
+#define SND_SOC_DAI_FORMAT_PDM 7 /* Pulse density modulation */
+
+/* left and right justified also known as MSB and LSB respectively */
+#define SND_SOC_DAI_FORMAT_MSB SND_SOC_DAI_FORMAT_LEFT_J
+#define SND_SOC_DAI_FORMAT_LSB SND_SOC_DAI_FORMAT_RIGHT_J
+
+/* DAI link flags */
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES (1 << 0)
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS (1 << 1)
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2)
+#define SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP (1 << 3)
+
/*
* Block Header.
* This header precedes all object and object arrays below.
__le32 channels; /* channels */
} __attribute__((packed));
+
+/*
+ * Describes a physical link's runtime supported hardware config,
+ * i.e. hardware audio formats.
+ */
+struct snd_soc_tplg_hw_config {
+ __le32 size; /* in bytes of this structure */
+ __le32 id; /* unique ID - - used to match */
+ __le32 fmt; /* SND_SOC_DAI_FORMAT_ format value */
+ __u8 clock_gated; /* 1 if clock can be gated to save power */
+ __u8 invert_bclk; /* 1 for inverted BCLK, 0 for normal */
+ __u8 invert_fsync; /* 1 for inverted frame clock, 0 for normal */
+ __u8 bclk_master; /* 1 for master of BCLK, 0 for slave */
+ __u8 fsync_master; /* 1 for master of FSYNC, 0 for slave */
+ __u8 mclk_direction; /* 0 for input, 1 for output */
+ __le16 reserved; /* for 32bit alignment */
+ __le32 mclk_rate; /* MCLK or SYSCLK freqency in Hz */
+ __le32 bclk_rate; /* BCLK freqency in Hz */
+ __le32 fsync_rate; /* frame clock in Hz */
+ __le32 tdm_slots; /* number of TDM slots in use */
+ __le32 tdm_slot_width; /* width in bits for each slot */
+ __le32 tx_slots; /* bit mask for active Tx slots */
+ __le32 rx_slots; /* bit mask for active Rx slots */
+ __le32 tx_channels; /* number of Tx channels */
+ __le32 tx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */
+ __le32 rx_channels; /* number of Rx channels */
+ __le32 rx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */
+} __attribute__((packed));
+
/*
* Manifest. List totals for each payload type. Not used in parsing, but will
* be passed to the component driver before any other objects in order for any
__le32 graph_elems; /* number of graph elements */
__le32 pcm_elems; /* number of PCM elements */
__le32 dai_link_elems; /* number of DAI link elements */
- __le32 be_dai_elems; /* number of BE DAI elements */
+ __le32 dai_elems; /* number of physical DAI elements */
__le32 reserved[20]; /* reserved for new ABI element types */
struct snd_soc_tplg_private priv;
} __attribute__((packed));
struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */
__le32 num_streams; /* number of streams */
struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */
+ __le32 flag_mask; /* bitmask of flags to configure */
+ __le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */
+ struct snd_soc_tplg_private priv;
} __attribute__((packed));
/*
- * Describes the BE or CC link runtime supported configs or params
+ * Describes the physical link runtime supported configs or params
*
- * File block representation for BE/CC link config :-
+ * File block representation for physical link config :-
* +-----------------------------------+-----+
* | struct snd_soc_tplg_hdr | 1 |
* +-----------------------------------+-----+
struct snd_soc_tplg_link_config {
__le32 size; /* in bytes of this structure */
__le32 id; /* unique ID - used to match */
+ char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */
+ char stream_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* stream name - used to match */
struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */
__le32 num_streams; /* number of streams */
+ struct snd_soc_tplg_hw_config hw_config[SND_SOC_TPLG_HW_CONFIG_MAX]; /* hw configs */
+ __le32 num_hw_configs; /* number of hw configs */
+ __le32 default_hw_config_id; /* default hw config ID for init */
+ __le32 flag_mask; /* bitmask of flags to configure */
+ __le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */
+ struct snd_soc_tplg_private priv;
} __attribute__((packed));
/*
- * Describes SW/FW specific features of BE DAI.
+ * Describes SW/FW specific features of physical DAI.
+ * It can be used to configure backend DAIs for DPCM.
*
- * File block representation for BE DAI :-
+ * File block representation for physical DAI :-
* +-----------------------------------+-----+
* | struct snd_soc_tplg_hdr | 1 |
* +-----------------------------------+-----+
- * | struct snd_soc_tplg_be_dai | N |
+ * | struct snd_soc_tplg_dai | N |
* +-----------------------------------+-----+
*/
-struct snd_soc_tplg_be_dai {
+struct snd_soc_tplg_dai {
__le32 size; /* in bytes of this structure */
char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */
__le32 dai_id; /* unique ID - used to match */
#define SOC_TPLG_PASS_GRAPH 5
#define SOC_TPLG_PASS_PINS 6
#define SOC_TPLG_PASS_BE_DAI 7
+#define SOC_TPLG_PASS_LINK 8
#define SOC_TPLG_PASS_START SOC_TPLG_PASS_MANIFEST
-#define SOC_TPLG_PASS_END SOC_TPLG_PASS_BE_DAI
+#define SOC_TPLG_PASS_END SOC_TPLG_PASS_LINK
+/*
+ * Old version of ABI structs, supported for backward compatibility.
+ */
+
+/* Manifest v4 */
+struct snd_soc_tplg_manifest_v4 {
+ __le32 size; /* in bytes of this structure */
+ __le32 control_elems; /* number of control elements */
+ __le32 widget_elems; /* number of widget elements */
+ __le32 graph_elems; /* number of graph elements */
+ __le32 pcm_elems; /* number of PCM elements */
+ __le32 dai_link_elems; /* number of DAI link elements */
+ struct snd_soc_tplg_private priv;
+} __packed;
+
+/* Stream Capabilities v4 */
+struct snd_soc_tplg_stream_caps_v4 {
+ __le32 size; /* in bytes of this structure */
+ char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
+ __le64 formats; /* supported formats SNDRV_PCM_FMTBIT_* */
+ __le32 rates; /* supported rates SNDRV_PCM_RATE_* */
+ __le32 rate_min; /* min rate */
+ __le32 rate_max; /* max rate */
+ __le32 channels_min; /* min channels */
+ __le32 channels_max; /* max channels */
+ __le32 periods_min; /* min number of periods */
+ __le32 periods_max; /* max number of periods */
+ __le32 period_size_min; /* min period size bytes */
+ __le32 period_size_max; /* max period size bytes */
+ __le32 buffer_size_min; /* min buffer size bytes */
+ __le32 buffer_size_max; /* max buffer size bytes */
+} __packed;
+
+/* PCM v4 */
+struct snd_soc_tplg_pcm_v4 {
+ __le32 size; /* in bytes of this structure */
+ char pcm_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
+ char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
+ __le32 pcm_id; /* unique ID - used to match with DAI link */
+ __le32 dai_id; /* unique ID - used to match */
+ __le32 playback; /* supports playback mode */
+ __le32 capture; /* supports capture mode */
+ __le32 compress; /* 1 = compressed; 0 = PCM */
+ struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */
+ __le32 num_streams; /* number of streams */
+ struct snd_soc_tplg_stream_caps_v4 caps[2]; /* playback and capture for DAI */
+} __packed;
+
+/* Physical link config v4 */
+struct snd_soc_tplg_link_config_v4 {
+ __le32 size; /* in bytes of this structure */
+ __le32 id; /* unique ID - used to match */
+ struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */
+ __le32 num_streams; /* number of streams */
+} __packed;
+
+/* topology context */
struct soc_tplg {
const struct firmware *fw;
dobj->ops->widget_unload(comp, dobj);
/*
- * Dynamic Widgets either have 1 enum kcontrol or 1..N mixers.
+ * Dynamic Widgets either have 1..N enum kcontrols or mixers.
* The enum may either have an array of values or strings.
*/
- if (dobj->widget.kcontrol_enum) {
+ if (dobj->widget.kcontrol_type == SND_SOC_TPLG_TYPE_ENUM) {
/* enumerated widget mixer */
- struct soc_enum *se =
- (struct soc_enum *)w->kcontrols[0]->private_value;
+ for (i = 0; i < w->num_kcontrols; i++) {
+ struct snd_kcontrol *kcontrol = w->kcontrols[i];
+ struct soc_enum *se =
+ (struct soc_enum *)kcontrol->private_value;
- snd_ctl_remove(card, w->kcontrols[0]);
+ snd_ctl_remove(card, kcontrol);
- kfree(se->dobj.control.dvalues);
- for (i = 0; i < se->items; i++)
- kfree(se->dobj.control.dtexts[i]);
+ kfree(se->dobj.control.dvalues);
+ for (i = 0; i < se->items; i++)
+ kfree(se->dobj.control.dtexts[i]);
- kfree(se);
+ kfree(se);
+ }
kfree(w->kcontrol_news);
} else {
- /* non enumerated widget mixer */
+ /* volume mixer or bytes controls */
for (i = 0; i < w->num_kcontrols; i++) {
struct snd_kcontrol *kcontrol = w->kcontrols[i];
- struct soc_mixer_control *sm =
- (struct soc_mixer_control *) kcontrol->private_value;
- kfree(w->kcontrols[i]->tlv.p);
+ if (dobj->widget.kcontrol_type
+ == SND_SOC_TPLG_TYPE_MIXER)
+ kfree(kcontrol->tlv.p);
- snd_ctl_remove(card, w->kcontrols[i]);
- kfree(sm);
+ snd_ctl_remove(card, kcontrol);
+
+ /* Private value is used as struct soc_mixer_control
+ * for volume mixers or soc_bytes_ext for bytes
+ * controls.
+ */
+ kfree((void *)kcontrol->private_value);
}
kfree(w->kcontrol_news);
}
if (dobj->ops && dobj->ops->dai_unload)
dobj->ops->dai_unload(comp, dobj);
+ kfree(dai_drv->name);
list_del(&dobj->list);
kfree(dai_drv);
}
if (dobj->ops && dobj->ops->link_unload)
dobj->ops->link_unload(comp, dobj);
+ kfree(link->name);
+ kfree(link->stream_name);
+ kfree(link->cpu_dai_name);
+
list_del(&dobj->list);
snd_soc_remove_dai_link(comp->card, link);
kfree(link);
}
static struct snd_kcontrol_new *soc_tplg_dapm_widget_denum_create(
- struct soc_tplg *tplg)
+ struct soc_tplg *tplg, int num_kcontrols)
{
struct snd_kcontrol_new *kc;
struct snd_soc_tplg_enum_control *ec;
struct soc_enum *se;
- int i, err;
-
- ec = (struct snd_soc_tplg_enum_control *)tplg->pos;
- tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) +
- ec->priv.size);
+ int i, j, err;
- /* validate kcontrol */
- if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
- SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
- return NULL;
-
- kc = kzalloc(sizeof(*kc), GFP_KERNEL);
+ kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL);
if (kc == NULL)
return NULL;
- se = kzalloc(sizeof(*se), GFP_KERNEL);
- if (se == NULL)
- goto err;
+ for (i = 0; i < num_kcontrols; i++) {
+ ec = (struct snd_soc_tplg_enum_control *)tplg->pos;
+ /* validate kcontrol */
+ if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
+ SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
+ return NULL;
- dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n",
- ec->hdr.name);
+ se = kzalloc(sizeof(*se), GFP_KERNEL);
+ if (se == NULL)
+ goto err;
- kc->name = ec->hdr.name;
- kc->private_value = (long)se;
- kc->iface = SNDRV_CTL_ELEM_IFACE_MIXER;
- kc->access = ec->hdr.access;
+ dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n",
+ ec->hdr.name);
+
+ kc[i].name = ec->hdr.name;
+ kc[i].private_value = (long)se;
+ kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ kc[i].access = ec->hdr.access;
- /* we only support FL/FR channel mapping atm */
- se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL);
- se->shift_l = tplc_chan_get_shift(tplg, ec->channel, SNDRV_CHMAP_FL);
- se->shift_r = tplc_chan_get_shift(tplg, ec->channel, SNDRV_CHMAP_FR);
+ /* we only support FL/FR channel mapping atm */
+ se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL);
+ se->shift_l = tplc_chan_get_shift(tplg, ec->channel,
+ SNDRV_CHMAP_FL);
+ se->shift_r = tplc_chan_get_shift(tplg, ec->channel,
+ SNDRV_CHMAP_FR);
- se->items = ec->items;
- se->mask = ec->mask;
- se->dobj.index = tplg->index;
+ se->items = ec->items;
+ se->mask = ec->mask;
+ se->dobj.index = tplg->index;
- switch (ec->hdr.ops.info) {
- case SND_SOC_TPLG_CTL_ENUM_VALUE:
- case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
- err = soc_tplg_denum_create_values(se, ec);
- if (err < 0) {
- dev_err(tplg->dev, "ASoC: could not create values for %s\n",
- ec->hdr.name);
+ switch (ec->hdr.ops.info) {
+ case SND_SOC_TPLG_CTL_ENUM_VALUE:
+ case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
+ err = soc_tplg_denum_create_values(se, ec);
+ if (err < 0) {
+ dev_err(tplg->dev, "ASoC: could not create values for %s\n",
+ ec->hdr.name);
+ goto err_se;
+ }
+ /* fall through to create texts */
+ case SND_SOC_TPLG_CTL_ENUM:
+ case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
+ case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
+ err = soc_tplg_denum_create_texts(se, ec);
+ if (err < 0) {
+ dev_err(tplg->dev, "ASoC: could not create texts for %s\n",
+ ec->hdr.name);
+ goto err_se;
+ }
+ break;
+ default:
+ dev_err(tplg->dev, "ASoC: invalid enum control type %d for %s\n",
+ ec->hdr.ops.info, ec->hdr.name);
goto err_se;
}
- /* fall through to create texts */
- case SND_SOC_TPLG_CTL_ENUM:
- case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
- case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
- err = soc_tplg_denum_create_texts(se, ec);
+
+ /* map io handlers */
+ err = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc[i], tplg);
+ if (err) {
+ soc_control_err(tplg, &ec->hdr, ec->hdr.name);
+ goto err_se;
+ }
+
+ /* pass control to driver for optional further init */
+ err = soc_tplg_init_kcontrol(tplg, &kc[i],
+ (struct snd_soc_tplg_ctl_hdr *)ec);
if (err < 0) {
- dev_err(tplg->dev, "ASoC: could not create texts for %s\n",
+ dev_err(tplg->dev, "ASoC: failed to init %s\n",
ec->hdr.name);
goto err_se;
}
- break;
- default:
- dev_err(tplg->dev, "ASoC: invalid enum control type %d for %s\n",
- ec->hdr.ops.info, ec->hdr.name);
- goto err_se;
- }
- /* map io handlers */
- err = soc_tplg_kcontrol_bind_io(&ec->hdr, kc, tplg);
- if (err) {
- soc_control_err(tplg, &ec->hdr, ec->hdr.name);
- goto err_se;
- }
-
- /* pass control to driver for optional further init */
- err = soc_tplg_init_kcontrol(tplg, kc,
- (struct snd_soc_tplg_ctl_hdr *)ec);
- if (err < 0) {
- dev_err(tplg->dev, "ASoC: failed to init %s\n",
- ec->hdr.name);
- goto err_se;
+ tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) +
+ ec->priv.size);
}
return kc;
err_se:
- /* free values and texts */
- kfree(se->dobj.control.dvalues);
- for (i = 0; i < ec->items; i++)
- kfree(se->dobj.control.dtexts[i]);
+ for (; i >= 0; i--) {
+ /* free values and texts */
+ se = (struct soc_enum *)kc[i].private_value;
+ kfree(se->dobj.control.dvalues);
+ for (j = 0; j < ec->items; j++)
+ kfree(se->dobj.control.dtexts[j]);
- kfree(se);
+ kfree(se);
+ }
err:
kfree(kc);
struct snd_soc_dapm_widget template, *widget;
struct snd_soc_tplg_ctl_hdr *control_hdr;
struct snd_soc_card *card = tplg->comp->card;
+ unsigned int kcontrol_type;
int ret = 0;
if (strnlen(w->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
tplg->pos +=
(sizeof(struct snd_soc_tplg_dapm_widget) + w->priv.size);
if (w->num_kcontrols == 0) {
+ kcontrol_type = 0;
template.num_kcontrols = 0;
goto widget;
}
case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
case SND_SOC_TPLG_CTL_RANGE:
case SND_SOC_TPLG_DAPM_CTL_VOLSW:
+ kcontrol_type = SND_SOC_TPLG_TYPE_MIXER; /* volume mixer */
template.num_kcontrols = w->num_kcontrols;
template.kcontrol_news =
soc_tplg_dapm_widget_dmixer_create(tplg,
case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
- template.dobj.widget.kcontrol_enum = 1;
- template.num_kcontrols = 1;
+ kcontrol_type = SND_SOC_TPLG_TYPE_ENUM; /* enumerated mixer */
+ template.num_kcontrols = w->num_kcontrols;
template.kcontrol_news =
- soc_tplg_dapm_widget_denum_create(tplg);
+ soc_tplg_dapm_widget_denum_create(tplg,
+ template.num_kcontrols);
if (!template.kcontrol_news) {
ret = -ENOMEM;
goto hdr_err;
}
break;
case SND_SOC_TPLG_CTL_BYTES:
+ kcontrol_type = SND_SOC_TPLG_TYPE_BYTES; /* bytes control */
template.num_kcontrols = w->num_kcontrols;
template.kcontrol_news =
soc_tplg_dapm_widget_dbytes_create(tplg,
}
widget->dobj.type = SND_SOC_DOBJ_WIDGET;
+ widget->dobj.widget.kcontrol_type = kcontrol_type;
widget->dobj.ops = tplg->ops;
widget->dobj.index = tplg->index;
kfree(template.sname);
if (dai_drv == NULL)
return -ENOMEM;
- dai_drv->name = pcm->dai_name;
+ if (strlen(pcm->dai_name))
+ dai_drv->name = kstrdup(pcm->dai_name, GFP_KERNEL);
dai_drv->id = pcm->dai_id;
if (pcm->playback) {
return snd_soc_register_dai(tplg->comp, dai_drv);
}
+static void set_link_flags(struct snd_soc_dai_link *link,
+ unsigned int flag_mask, unsigned int flags)
+{
+ if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES)
+ link->symmetric_rates =
+ flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES ? 1 : 0;
+
+ if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS)
+ link->symmetric_channels =
+ flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS ?
+ 1 : 0;
+
+ if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS)
+ link->symmetric_samplebits =
+ flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS ?
+ 1 : 0;
+
+ if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP)
+ link->ignore_suspend =
+ flags & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP ?
+ 1 : 0;
+}
+
/* create the FE DAI link */
-static int soc_tplg_link_create(struct soc_tplg *tplg,
+static int soc_tplg_fe_link_create(struct soc_tplg *tplg,
struct snd_soc_tplg_pcm *pcm)
{
struct snd_soc_dai_link *link;
if (link == NULL)
return -ENOMEM;
- link->name = pcm->pcm_name;
- link->stream_name = pcm->pcm_name;
+ if (strlen(pcm->pcm_name)) {
+ link->name = kstrdup(pcm->pcm_name, GFP_KERNEL);
+ link->stream_name = kstrdup(pcm->pcm_name, GFP_KERNEL);
+ }
link->id = pcm->pcm_id;
- link->cpu_dai_name = pcm->dai_name;
+ if (strlen(pcm->dai_name))
+ link->cpu_dai_name = kstrdup(pcm->dai_name, GFP_KERNEL);
+
link->codec_name = "snd-soc-dummy";
link->codec_dai_name = "snd-soc-dummy-dai";
link->dynamic = 1;
link->dpcm_playback = pcm->playback;
link->dpcm_capture = pcm->capture;
+ if (pcm->flag_mask)
+ set_link_flags(link, pcm->flag_mask, pcm->flags);
/* pass control to component driver for optional further init */
ret = soc_tplg_dai_link_load(tplg, link);
if (ret < 0)
return ret;
- return soc_tplg_link_create(tplg, pcm);
+ return soc_tplg_fe_link_create(tplg, pcm);
+}
+
+/* copy stream caps from the old version 4 of source */
+static void stream_caps_new_ver(struct snd_soc_tplg_stream_caps *dest,
+ struct snd_soc_tplg_stream_caps_v4 *src)
+{
+ dest->size = sizeof(*dest);
+ memcpy(dest->name, src->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+ dest->formats = src->formats;
+ dest->rates = src->rates;
+ dest->rate_min = src->rate_min;
+ dest->rate_max = src->rate_max;
+ dest->channels_min = src->channels_min;
+ dest->channels_max = src->channels_max;
+ dest->periods_min = src->periods_min;
+ dest->periods_max = src->periods_max;
+ dest->period_size_min = src->period_size_min;
+ dest->period_size_max = src->period_size_max;
+ dest->buffer_size_min = src->buffer_size_min;
+ dest->buffer_size_max = src->buffer_size_max;
+}
+
+/**
+ * pcm_new_ver - Create the new version of PCM from the old version.
+ * @tplg: topology context
+ * @src: older version of pcm as a source
+ * @pcm: latest version of pcm created from the source
+ *
+ * Support from vesion 4. User should free the returned pcm manually.
+ */
+static int pcm_new_ver(struct soc_tplg *tplg,
+ struct snd_soc_tplg_pcm *src,
+ struct snd_soc_tplg_pcm **pcm)
+{
+ struct snd_soc_tplg_pcm *dest;
+ struct snd_soc_tplg_pcm_v4 *src_v4;
+ int i;
+
+ *pcm = NULL;
+
+ if (src->size != sizeof(*src_v4)) {
+ dev_err(tplg->dev, "ASoC: invalid PCM size\n");
+ return -EINVAL;
+ }
+
+ dev_warn(tplg->dev, "ASoC: old version of PCM\n");
+ src_v4 = (struct snd_soc_tplg_pcm_v4 *)src;
+ dest = kzalloc(sizeof(*dest), GFP_KERNEL);
+ if (!dest)
+ return -ENOMEM;
+
+ dest->size = sizeof(*dest); /* size of latest abi version */
+ memcpy(dest->pcm_name, src_v4->pcm_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+ memcpy(dest->dai_name, src_v4->dai_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+ dest->pcm_id = src_v4->pcm_id;
+ dest->dai_id = src_v4->dai_id;
+ dest->playback = src_v4->playback;
+ dest->capture = src_v4->capture;
+ dest->compress = src_v4->compress;
+ dest->num_streams = src_v4->num_streams;
+ for (i = 0; i < dest->num_streams; i++)
+ memcpy(&dest->stream[i], &src_v4->stream[i],
+ sizeof(struct snd_soc_tplg_stream));
+
+ for (i = 0; i < 2; i++)
+ stream_caps_new_ver(&dest->caps[i], &src_v4->caps[i]);
+
+ *pcm = dest;
+ return 0;
}
static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
struct snd_soc_tplg_hdr *hdr)
{
- struct snd_soc_tplg_pcm *pcm;
+ struct snd_soc_tplg_pcm *pcm, *_pcm;
int count = hdr->count;
- int i;
+ int i, err;
+ bool abi_match;
if (tplg->pass != SOC_TPLG_PASS_PCM_DAI)
return 0;
+ /* check the element size and count */
+ pcm = (struct snd_soc_tplg_pcm *)tplg->pos;
+ if (pcm->size > sizeof(struct snd_soc_tplg_pcm)
+ || pcm->size < sizeof(struct snd_soc_tplg_pcm_v4)) {
+ dev_err(tplg->dev, "ASoC: invalid size %d for PCM elems\n",
+ pcm->size);
+ return -EINVAL;
+ }
+
if (soc_tplg_check_elem_count(tplg,
- sizeof(struct snd_soc_tplg_pcm), count,
+ pcm->size, count,
hdr->payload_size, "PCM DAI")) {
dev_err(tplg->dev, "ASoC: invalid count %d for PCM DAI elems\n",
count);
return -EINVAL;
}
- /* create the FE DAIs and DAI links */
- pcm = (struct snd_soc_tplg_pcm *)tplg->pos;
for (i = 0; i < count; i++) {
- if (pcm->size != sizeof(*pcm)) {
- dev_err(tplg->dev, "ASoC: invalid pcm size\n");
- return -EINVAL;
+ pcm = (struct snd_soc_tplg_pcm *)tplg->pos;
+
+ /* check ABI version by size, create a new version of pcm
+ * if abi not match.
+ */
+ if (pcm->size == sizeof(*pcm)) {
+ abi_match = true;
+ _pcm = pcm;
+ } else {
+ abi_match = false;
+ err = pcm_new_ver(tplg, pcm, &_pcm);
}
- soc_tplg_pcm_create(tplg, pcm);
- pcm++;
+ /* create the FE DAIs and DAI links */
+ soc_tplg_pcm_create(tplg, _pcm);
+
+ /* offset by version-specific struct size and
+ * real priv data size
+ */
+ tplg->pos += pcm->size + _pcm->priv.size;
+
+ if (!abi_match)
+ kfree(_pcm); /* free the duplicated one */
}
dev_dbg(tplg->dev, "ASoC: adding %d PCM DAIs\n", count);
- tplg->pos += sizeof(struct snd_soc_tplg_pcm) * count;
return 0;
}
-/* *
- * soc_tplg_be_dai_config - Find and configure an existing BE DAI.
+/**
+ * set_link_hw_format - Set the HW audio format of the physical DAI link.
+ * @tplg: topology context
+ * @cfg: physical link configs.
+ *
+ * Topology context contains a list of supported HW formats (configs) and
+ * a default format ID for the physical link. This function will use this
+ * default ID to choose the HW format to set the link's DAI format for init.
+ */
+static void set_link_hw_format(struct snd_soc_dai_link *link,
+ struct snd_soc_tplg_link_config *cfg)
+{
+ struct snd_soc_tplg_hw_config *hw_config;
+ unsigned char bclk_master, fsync_master;
+ unsigned char invert_bclk, invert_fsync;
+ int i;
+
+ for (i = 0; i < cfg->num_hw_configs; i++) {
+ hw_config = &cfg->hw_config[i];
+ if (hw_config->id != cfg->default_hw_config_id)
+ continue;
+
+ link->dai_fmt = hw_config->fmt & SND_SOC_DAIFMT_FORMAT_MASK;
+
+ /* clock signal polarity */
+ invert_bclk = hw_config->invert_bclk;
+ invert_fsync = hw_config->invert_fsync;
+ if (!invert_bclk && !invert_fsync)
+ link->dai_fmt |= SND_SOC_DAIFMT_NB_NF;
+ else if (!invert_bclk && invert_fsync)
+ link->dai_fmt |= SND_SOC_DAIFMT_NB_IF;
+ else if (invert_bclk && !invert_fsync)
+ link->dai_fmt |= SND_SOC_DAIFMT_IB_NF;
+ else
+ link->dai_fmt |= SND_SOC_DAIFMT_IB_IF;
+
+ /* clock masters */
+ bclk_master = hw_config->bclk_master;
+ fsync_master = hw_config->fsync_master;
+ if (!bclk_master && !fsync_master)
+ link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFM;
+ else if (bclk_master && !fsync_master)
+ link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFM;
+ else if (!bclk_master && fsync_master)
+ link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFS;
+ else
+ link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFS;
+ }
+}
+
+/**
+ * link_new_ver - Create a new physical link config from the old
+ * version of source.
+ * @toplogy: topology context
+ * @src: old version of phyical link config as a source
+ * @link: latest version of physical link config created from the source
+ *
+ * Support from vesion 4. User need free the returned link config manually.
+ */
+static int link_new_ver(struct soc_tplg *tplg,
+ struct snd_soc_tplg_link_config *src,
+ struct snd_soc_tplg_link_config **link)
+{
+ struct snd_soc_tplg_link_config *dest;
+ struct snd_soc_tplg_link_config_v4 *src_v4;
+ int i;
+
+ *link = NULL;
+
+ if (src->size != sizeof(struct snd_soc_tplg_link_config_v4)) {
+ dev_err(tplg->dev, "ASoC: invalid physical link config size\n");
+ return -EINVAL;
+ }
+
+ dev_warn(tplg->dev, "ASoC: old version of physical link config\n");
+
+ src_v4 = (struct snd_soc_tplg_link_config_v4 *)src;
+ dest = kzalloc(sizeof(*dest), GFP_KERNEL);
+ if (!dest)
+ return -ENOMEM;
+
+ dest->size = sizeof(*dest);
+ dest->id = src_v4->id;
+ dest->num_streams = src_v4->num_streams;
+ for (i = 0; i < dest->num_streams; i++)
+ memcpy(&dest->stream[i], &src_v4->stream[i],
+ sizeof(struct snd_soc_tplg_stream));
+
+ *link = dest;
+ return 0;
+}
+
+/* Find and configure an existing physical DAI link */
+static int soc_tplg_link_config(struct soc_tplg *tplg,
+ struct snd_soc_tplg_link_config *cfg)
+{
+ struct snd_soc_dai_link *link;
+ const char *name, *stream_name;
+ size_t len;
+ int ret;
+
+ len = strnlen(cfg->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+ if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
+ return -EINVAL;
+ else if (len)
+ name = cfg->name;
+ else
+ name = NULL;
+
+ len = strnlen(cfg->stream_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+ if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
+ return -EINVAL;
+ else if (len)
+ stream_name = cfg->stream_name;
+ else
+ stream_name = NULL;
+
+ link = snd_soc_find_dai_link(tplg->comp->card, cfg->id,
+ name, stream_name);
+ if (!link) {
+ dev_err(tplg->dev, "ASoC: physical link %s (id %d) not exist\n",
+ name, cfg->id);
+ return -EINVAL;
+ }
+
+ /* hw format */
+ if (cfg->num_hw_configs)
+ set_link_hw_format(link, cfg);
+
+ /* flags */
+ if (cfg->flag_mask)
+ set_link_flags(link, cfg->flag_mask, cfg->flags);
+
+ /* pass control to component driver for optional further init */
+ ret = soc_tplg_dai_link_load(tplg, link);
+ if (ret < 0) {
+ dev_err(tplg->dev, "ASoC: physical link loading failed\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+
+/* Load physical link config elements from the topology context */
+static int soc_tplg_link_elems_load(struct soc_tplg *tplg,
+ struct snd_soc_tplg_hdr *hdr)
+{
+ struct snd_soc_tplg_link_config *link, *_link;
+ int count = hdr->count;
+ int i, ret;
+ bool abi_match;
+
+ if (tplg->pass != SOC_TPLG_PASS_LINK) {
+ tplg->pos += hdr->size + hdr->payload_size;
+ return 0;
+ };
+
+ /* check the element size and count */
+ link = (struct snd_soc_tplg_link_config *)tplg->pos;
+ if (link->size > sizeof(struct snd_soc_tplg_link_config)
+ || link->size < sizeof(struct snd_soc_tplg_link_config_v4)) {
+ dev_err(tplg->dev, "ASoC: invalid size %d for physical link elems\n",
+ link->size);
+ return -EINVAL;
+ }
+
+ if (soc_tplg_check_elem_count(tplg,
+ link->size, count,
+ hdr->payload_size, "physical link config")) {
+ dev_err(tplg->dev, "ASoC: invalid count %d for physical link elems\n",
+ count);
+ return -EINVAL;
+ }
+
+ /* config physical DAI links */
+ for (i = 0; i < count; i++) {
+ link = (struct snd_soc_tplg_link_config *)tplg->pos;
+ if (link->size == sizeof(*link)) {
+ abi_match = true;
+ _link = link;
+ } else {
+ abi_match = false;
+ ret = link_new_ver(tplg, link, &_link);
+ if (ret < 0)
+ return ret;
+ }
+
+ ret = soc_tplg_link_config(tplg, _link);
+ if (ret < 0)
+ return ret;
+
+ /* offset by version-specific struct size and
+ * real priv data size
+ */
+ tplg->pos += link->size + _link->priv.size;
+
+ if (!abi_match)
+ kfree(_link); /* free the duplicated one */
+ }
+
+ return 0;
+}
+
+/**
+ * soc_tplg_dai_config - Find and configure an existing physical DAI.
* @tplg: topology context
- * @be: topology BE DAI configs.
+ * @d: physical DAI configs.
*
- * The BE dai should already be registered by the platform driver. The
- * platform driver should specify the BE DAI name and ID for matching.
+ * The physical dai should already be registered by the platform driver.
+ * The platform driver should specify the DAI name and ID for matching.
*/
-static int soc_tplg_be_dai_config(struct soc_tplg *tplg,
- struct snd_soc_tplg_be_dai *be)
+static int soc_tplg_dai_config(struct soc_tplg *tplg,
+ struct snd_soc_tplg_dai *d)
{
struct snd_soc_dai_link_component dai_component = {0};
struct snd_soc_dai *dai;
struct snd_soc_tplg_stream_caps *caps;
int ret;
- dai_component.dai_name = be->dai_name;
+ dai_component.dai_name = d->dai_name;
dai = snd_soc_find_dai(&dai_component);
if (!dai) {
- dev_err(tplg->dev, "ASoC: BE DAI %s not registered\n",
- be->dai_name);
+ dev_err(tplg->dev, "ASoC: physical DAI %s not registered\n",
+ d->dai_name);
return -EINVAL;
}
- if (be->dai_id != dai->id) {
- dev_err(tplg->dev, "ASoC: BE DAI %s id mismatch\n",
- be->dai_name);
+ if (d->dai_id != dai->id) {
+ dev_err(tplg->dev, "ASoC: physical DAI %s id mismatch\n",
+ d->dai_name);
return -EINVAL;
}
if (!dai_drv)
return -EINVAL;
- if (be->playback) {
+ if (d->playback) {
stream = &dai_drv->playback;
- caps = &be->caps[SND_SOC_TPLG_STREAM_PLAYBACK];
+ caps = &d->caps[SND_SOC_TPLG_STREAM_PLAYBACK];
set_stream_info(stream, caps);
}
- if (be->capture) {
+ if (d->capture) {
stream = &dai_drv->capture;
- caps = &be->caps[SND_SOC_TPLG_STREAM_CAPTURE];
+ caps = &d->caps[SND_SOC_TPLG_STREAM_CAPTURE];
set_stream_info(stream, caps);
}
- if (be->flag_mask)
- set_dai_flags(dai_drv, be->flag_mask, be->flags);
+ if (d->flag_mask)
+ set_dai_flags(dai_drv, d->flag_mask, d->flags);
/* pass control to component driver for optional further init */
ret = soc_tplg_dai_load(tplg, dai_drv);
return 0;
}
-static int soc_tplg_be_dai_elems_load(struct soc_tplg *tplg,
- struct snd_soc_tplg_hdr *hdr)
+/* load physical DAI elements */
+static int soc_tplg_dai_elems_load(struct soc_tplg *tplg,
+ struct snd_soc_tplg_hdr *hdr)
{
- struct snd_soc_tplg_be_dai *be;
+ struct snd_soc_tplg_dai *dai;
int count = hdr->count;
int i;
/* config the existing BE DAIs */
for (i = 0; i < count; i++) {
- be = (struct snd_soc_tplg_be_dai *)tplg->pos;
- if (be->size != sizeof(*be)) {
- dev_err(tplg->dev, "ASoC: invalid BE DAI size\n");
+ dai = (struct snd_soc_tplg_dai *)tplg->pos;
+ if (dai->size != sizeof(*dai)) {
+ dev_err(tplg->dev, "ASoC: invalid physical DAI size\n");
return -EINVAL;
}
- soc_tplg_be_dai_config(tplg, be);
- tplg->pos += (sizeof(*be) + be->priv.size);
+ soc_tplg_dai_config(tplg, dai);
+ tplg->pos += (sizeof(*dai) + dai->priv.size);
}
dev_dbg(tplg->dev, "ASoC: Configure %d BE DAIs\n", count);
return 0;
}
+/**
+ * manifest_new_ver - Create a new version of manifest from the old version
+ * of source.
+ * @toplogy: topology context
+ * @src: old version of manifest as a source
+ * @manifest: latest version of manifest created from the source
+ *
+ * Support from vesion 4. Users need free the returned manifest manually.
+ */
+static int manifest_new_ver(struct soc_tplg *tplg,
+ struct snd_soc_tplg_manifest *src,
+ struct snd_soc_tplg_manifest **manifest)
+{
+ struct snd_soc_tplg_manifest *dest;
+ struct snd_soc_tplg_manifest_v4 *src_v4;
+
+ *manifest = NULL;
+
+ if (src->size != sizeof(*src_v4)) {
+ dev_err(tplg->dev, "ASoC: invalid manifest size\n");
+ return -EINVAL;
+ }
+
+ dev_warn(tplg->dev, "ASoC: old version of manifest\n");
+
+ src_v4 = (struct snd_soc_tplg_manifest_v4 *)src;
+ dest = kzalloc(sizeof(*dest) + src_v4->priv.size, GFP_KERNEL);
+ if (!dest)
+ return -ENOMEM;
+
+ dest->size = sizeof(*dest); /* size of latest abi version */
+ dest->control_elems = src_v4->control_elems;
+ dest->widget_elems = src_v4->widget_elems;
+ dest->graph_elems = src_v4->graph_elems;
+ dest->pcm_elems = src_v4->pcm_elems;
+ dest->dai_link_elems = src_v4->dai_link_elems;
+ dest->priv.size = src_v4->priv.size;
+ if (dest->priv.size)
+ memcpy(dest->priv.data, src_v4->priv.data,
+ src_v4->priv.size);
+
+ *manifest = dest;
+ return 0;
+}
static int soc_tplg_manifest_load(struct soc_tplg *tplg,
struct snd_soc_tplg_hdr *hdr)
{
- struct snd_soc_tplg_manifest *manifest;
+ struct snd_soc_tplg_manifest *manifest, *_manifest;
+ bool abi_match;
+ int err;
if (tplg->pass != SOC_TPLG_PASS_MANIFEST)
return 0;
manifest = (struct snd_soc_tplg_manifest *)tplg->pos;
- if (manifest->size != sizeof(*manifest)) {
- dev_err(tplg->dev, "ASoC: invalid manifest size\n");
- return -EINVAL;
- }
- tplg->pos += sizeof(struct snd_soc_tplg_manifest);
+ /* check ABI version by size, create a new manifest if abi not match */
+ if (manifest->size == sizeof(*manifest)) {
+ abi_match = true;
+ _manifest = manifest;
+ } else {
+ abi_match = false;
+ err = manifest_new_ver(tplg, manifest, &_manifest);
+ if (err < 0)
+ return err;
+ }
+ /* pass control to component driver for optional further init */
if (tplg->comp && tplg->ops && tplg->ops->manifest)
- return tplg->ops->manifest(tplg->comp, manifest);
+ return tplg->ops->manifest(tplg->comp, _manifest);
+
+ if (!abi_match) /* free the duplicated one */
+ kfree(_manifest);
- dev_err(tplg->dev, "ASoC: Firmware manifest not supported\n");
return 0;
}
return -EINVAL;
}
- if (hdr->abi != SND_SOC_TPLG_ABI_VERSION) {
+ /* Support ABI from version 4 */
+ if (hdr->abi > SND_SOC_TPLG_ABI_VERSION
+ || hdr->abi < SND_SOC_TPLG_ABI_VERSION_MIN) {
dev_err(tplg->dev,
"ASoC: pass %d invalid ABI version got 0x%x need 0x%x at offset 0x%lx size 0x%zx.\n",
tplg->pass, hdr->abi,
return soc_tplg_dapm_widget_elems_load(tplg, hdr);
case SND_SOC_TPLG_TYPE_PCM:
return soc_tplg_pcm_elems_load(tplg, hdr);
- case SND_SOC_TPLG_TYPE_BE_DAI:
- return soc_tplg_be_dai_elems_load(tplg, hdr);
+ case SND_SOC_TPLG_TYPE_DAI:
+ return soc_tplg_dai_elems_load(tplg, hdr);
+ case SND_SOC_TPLG_TYPE_DAI_LINK:
+ case SND_SOC_TPLG_TYPE_BACKEND_LINK:
+ /* physical link configurations */
+ return soc_tplg_link_elems_load(tplg, hdr);
case SND_SOC_TPLG_TYPE_MANIFEST:
return soc_tplg_manifest_load(tplg, hdr);
default:
git.samba.org / sfrench / cifs-2.6.git / commitdiff